transaction-oriented data processing

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• Data warehouse — Overview In computing, a data warehouse (DW) is a database used for reporting and analysis. The data stored in the warehouse is uploaded from the operational systems. The data may pass through an operational data store for additional operations… …   Wikipedia

• Data mining — Not to be confused with analytics, information extraction, or data analysis. Data mining (the analysis step of the knowledge discovery in databases process,[1] or KDD), a relatively young and interdisciplinary field of computer science[2][3] is… …   Wikipedia

• Data redundancy — occurs in database systems which have a field that is repeated in two or more tables. For instance, in case when customer data is duplicated and attached with each product bought then redundancy of data is a known source of inconsistency, since… …   Wikipedia

• Transaction processing — For other uses, see Transaction (disambiguation). In computer science, transaction processing is information processing that is divided into individual, indivisible operations, called transactions. Each transaction must succeed or fail as a… …   Wikipedia

• Data mart — A data mart (DM) is the access layer of the data warehouse (DW) environment that is used to get data out to the users. The DM is a subset of the DW, usually oriented to a specific business line or team. Contents 1 Terminology 2 Design schemas 3… …   Wikipedia

• Transaction log — Binary log redirects here. For logarithms in base 2, see Binary logarithm. In the field of databases in computer science, a transaction log (also database log or binary log) is a history of actions executed by a database management system to… …   Wikipedia

• Data Definition Language — A data definition language or data description language (DDL) is a syntax similar to a computer programming language for defining data structures, especially database schemas. Contents 1 History 2 SQL 2.1 CREATE statements …   Wikipedia

• Data Manipulation Language — A data manipulation language (DML) is a family of syntax elements similar to a computer programming language used for inserting, deleting and updating data in a database. Performing read only queries of data is sometimes also considered a… …   Wikipedia

• Data Warehouse — Ein Data Warehouse bzw. Datenlager ist eine zentrale Datensammlung (meist eine Datenbank), deren Inhalt sich aus Daten unterschiedlicher Quellen zusammensetzt. Die Daten werden von den Datenquellen in das Data Warehouse geladen und dort vor allem …   Deutsch Wikipedia

• Data control language — A data control language (DCL) is a syntax similar to a computer programming language used to control access to data stored in a database. In particular, it is a component of Structured Query Language (SQL). Examples of DCL commands include: GRANT …   Wikipedia

• Data-Warehouse — Ein Data Warehouse beziehungsweise Datenlager ist eine zentrale Datensammlung, deren Inhalt sich aus Daten unterschiedlicher Quellen zusammensetzt. Die Daten werden von den Datenquellen bereitgestellt und per Loader (ETL) in das Data Warehouse… …   Deutsch Wikipedia